Why is Saturday stronger than Monday?

A bomb goes off.
Carnage.
One person, only a few feet away, survives! How can this be?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Replace the question mark in the picture below.

A boy and his father are caught in a traffic accident, and the father dies. Immediately the boy is rushed to a hospital, suffering from injuries. But the attending surgeon at the hospital, upon seeing the boy, says 'I cannot operate. This boy is my son.' How is this situation explained?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.